retsusa.com

Valid Email Server
Domain Lookup › retsusa.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
retsusa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 16:53:54 UTC · ↺ Refresh

MX Hostnames

  • retsusa-com.mail.protection.outlook.com

MX Priorities

  • retsusa-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 198.71.233.231 ↩ 231.233.71.198.host.secureserver.net

Mail Server IPs

  • 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ns7.worldnic.com namehost.worldnic.com 125082113 10800 3600 604800 3600
Primary NS (mname)
ns7.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125082113
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns7.worldnic.com
ns8.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:6064756.spf02.hubspotemail.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

6 records
  • sv7gspk7d940b0sosn79tdai6r
  • SPFv=spf1 include:6064756.spf02.hubspotemail.net include:spf.protection.outlook.com -all
  • google-site-verification=kPBGGIOf2tr07UX-mVLj0W6H8Zk016kR3eolqH_zJVk
  • _dmarc.retsusa.com
  • tsasse4q6nvhqsu5fgdmi20ms0
  • 55k88ggss29nv99kpcs5gd2sll
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